The National Agency of Electronic Certification TUNTRUST sets up the device stamp Electronics Visible TN CEV 2D-Doc for securing electronic documents and paper through a bar code in two dimensions (2D-Doc) incorporating the electronic signature of the transmitter.

This solution allows to seal the key data contained in a document through an electronic signature made visible through a QR code (bar code in two dimensions). Thus, condensate key data is calculated and then signed by the electronic seal certificate TN CEV 2D-Doc of the investee. Key data and signed condensate are incorporated into the QR Code affixed to the document as a stamp Electronics Visible to ensure the integrity and authenticity of your documents.

Verification of Electronic Stamp Visible TN CEV 2D-Doc is done through the application QR-Check available. This application can read the stamp Electronics Visible affixed to a document through the camera of the mobile device. The information included in the stamp are then extracted and must match the information written on the document. Applying QR-Check also checks the validity of the electronic signature of the issuer of the document to ensure the integrity of the data included in the stamp Electronics Visible.